r200 driver, brought over by Jon Smirl

1 files changed, 1125 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_vtxfmt.c b/src/mesa/drivers/dri/r200/r200_vtxfmt.c
new file mode 100644
index 00000000000..5a4f59d9763
--- /dev/null
+++ b/src/mesa/drivers/dri/r200/r200_vtxfmt.c
@@ -0,0 +1,1125 @@
+/* $XFree86$ */
+/**************************************************************************
+
+Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
+
+The Weather Channel (TM) funded Tungsten Graphics to develop the
+initial release of the Radeon 8500 driver under the XFree86 license.
+This notice must be preserved.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial
+portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ *   Keith Whitwell <[email protected]>
+ */
+
+#include "glheader.h"
+#include "imports.h"
+#include "r200_context.h"
+#include "r200_state.h"
+#include "r200_ioctl.h"
+#include "r200_tex.h"
+#include "r200_tcl.h"
+#include "r200_swtcl.h"
+#include "r200_vtxfmt.h"
+
+#include "api_noop.h"
+#include "api_arrayelt.h"
+#include "context.h"
+#include "mtypes.h"
+#include "enums.h"
+#include "glapi.h"
+#include "colormac.h"
+#include "light.h"
+#include "state.h"
+#include "vtxfmt.h"
+
+#include "tnl/tnl.h"
+#include "tnl/t_context.h"
+#include "tnl/t_array_api.h"
+
+static void r200VtxFmtFlushVertices( GLcontext *, GLuint );
+
+static void count_func( const char *name,  struct dynfn *l )
+{
+   int i = 0;
+   struct dynfn *f;
+   foreach (f, l) i++;
+   if (i) fprintf(stderr, "%s: %d\n", name, i );
+}
+
+static void count_funcs( r200ContextPtr rmesa )
+{
+   count_func( "Vertex2f", &rmesa->vb.dfn_cache.Vertex2f );
+   count_func( "Vertex2fv", &rmesa->vb.dfn_cache.Vertex2fv );
+   count_func( "Vertex3f", &rmesa->vb.dfn_cache.Vertex3f );
+   count_func( "Vertex3fv", &rmesa->vb.dfn_cache.Vertex3fv );
+   count_func( "Color4ub", &rmesa->vb.dfn_cache.Color4ub );
+   count_func( "Color4ubv", &rmesa->vb.dfn_cache.Color4ubv );
+   count_func( "Color3ub", &rmesa->vb.dfn_cache.Color3ub );
+   count_func( "Color3ubv", &rmesa->vb.dfn_cache.Color3ubv );
+   count_func( "Color4f", &rmesa->vb.dfn_cache.Color4f );
+   count_func( "Color4fv", &rmesa->vb.dfn_cache.Color4fv );
+   count_func( "Color3f", &rmesa->vb.dfn_cache.Color3f );
+   count_func( "Color3fv", &rmesa->vb.dfn_cache.Color3fv );
+   count_func( "SecondaryColor3f", &rmesa->vb.dfn_cache.SecondaryColor3fEXT );
+   count_func( "SecondaryColor3fv", &rmesa->vb.dfn_cache.SecondaryColor3fvEXT );
+   count_func( "SecondaryColor3ub", &rmesa->vb.dfn_cache.SecondaryColor3ubEXT );
+   count_func( "SecondaryColor3ubv", &rmesa->vb.dfn_cache.SecondaryColor3ubvEXT );
+   count_func( "Normal3f", &rmesa->vb.dfn_cache.Normal3f );
+   count_func( "Normal3fv", &rmesa->vb.dfn_cache.Normal3fv );
+   count_func( "TexCoord2f", &rmesa->vb.dfn_cache.TexCoord2f );
+   count_func( "TexCoord2fv", &rmesa->vb.dfn_cache.TexCoord2fv );
+   count_func( "TexCoord1f", &rmesa->vb.dfn_cache.TexCoord1f );
+   count_func( "TexCoord1fv", &rmesa->vb.dfn_cache.TexCoord1fv );
+   count_func( "MultiTexCoord2fARB", &rmesa->vb.dfn_cache.MultiTexCoord2fARB );
+   count_func( "MultiTexCoord2fvARB", &rmesa->vb.dfn_cache.MultiTexCoord2fvARB );
+   count_func( "MultiTexCoord1fARB", &rmesa->vb.dfn_cache.MultiTexCoord1fARB );
+   count_func( "MultiTexCoord1fvARB", &rmesa->vb.dfn_cache.MultiTexCoord1fvARB );
+}
+
+
+void r200_copy_to_current( GLcontext *ctx ) 
+{
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   assert(ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT);
+
+   if (rmesa->vb.vtxfmt_0 & R200_VTX_N0) {
+      ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0] = rmesa->vb.normalptr[0];
+      ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1] = rmesa->vb.normalptr[1];
+      ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2] = rmesa->vb.normalptr[2];
+   }
+
+   switch( VTX_COLOR(rmesa->vb.vtxfmt_0, 0) ) {
+   case R200_VTX_PK_RGBA:
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->red );
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->green );
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->blue );
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3] = UBYTE_TO_FLOAT( rmesa->vb.colorptr->alpha );
+      break;
+
+   case R200_VTX_FP_RGB:
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0] = rmesa->vb.floatcolorptr[0];
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1] = rmesa->vb.floatcolorptr[1];
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2] = rmesa->vb.floatcolorptr[2];
+      break;
+
+   case R200_VTX_FP_RGBA:
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0] = rmesa->vb.floatcolorptr[0];
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1] = rmesa->vb.floatcolorptr[1];
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2] = rmesa->vb.floatcolorptr[2];
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3] = rmesa->vb.floatcolorptr[3];
+      break;
+      
+   default:
+      break;
+   }
+      
+   if (VTX_COLOR(rmesa->vb.vtxfmt_0, 1) == R200_VTX_PK_RGBA) {
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0] = UBYTE_TO_FLOAT( rmesa->vb.specptr->red );
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1] = UBYTE_TO_FLOAT( rmesa->vb.specptr->green );
+      ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2] = UBYTE_TO_FLOAT( rmesa->vb.specptr->blue );
+   } 
+
+   if (rmesa->vb.vtxfmt_1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) {
+      ctx->Current.Attrib[VERT_ATTRIB_TEX0][0] = rmesa->vb.texcoordptr[0][0];
+      ctx->Current.Attrib[VERT_ATTRIB_TEX0][1] = rmesa->vb.texcoordptr[0][1];
+      ctx->Current.Attrib[VERT_ATTRIB_TEX0][2] = 0.0F;
+      ctx->Current.Attrib[VERT_ATTRIB_TEX0][3] = 1.0F;
+   }
+
+   if (rmesa->vb.vtxfmt_1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) {
+      ctx->Current.Attrib[VERT_ATTRIB_TEX1][0] = rmesa->vb.texcoordptr[1][0];
+      ctx->Current.Attrib[VERT_ATTRIB_TEX1][1] = rmesa->vb.texcoordptr[1][1];
+      ctx->Current.Attrib[VERT_ATTRIB_TEX1][2] = 0.0F;
+      ctx->Current.Attrib[VERT_ATTRIB_TEX1][3] = 1.0F;
+   }
+
+   ctx->Driver.NeedFlush &= ~FLUSH_UPDATE_CURRENT;
+}
+
+static GLboolean discreet_gl_prim[GL_POLYGON+1] = {
+   1,				/* 0 points */
+   1,				/* 1 lines */
+   0,				/* 2 line_strip */
+   0,				/* 3 line_loop */
+   1,				/* 4 tris */
+   0,				/* 5 tri_fan */
+   0,				/* 6 tri_strip */
+   1,				/* 7 quads */
+   0,				/* 8 quadstrip */
+   0,				/* 9 poly */
+};
+
+static void flush_prims( r200ContextPtr rmesa )
+{
+   int i,j;
+   struct r200_dma_region tmp = rmesa->dma.current;
+   
+   tmp.buf->refcount++;
+   tmp.aos_size = rmesa->vb.vertex_size;
+   tmp.aos_stride = rmesa->vb.vertex_size;
+   tmp.aos_start = GET_START(&tmp);
+
+   rmesa->dma.current.ptr = rmesa->dma.current.start += 
+      (rmesa->vb.initial_counter - rmesa->vb.counter) * 
+      rmesa->vb.vertex_size * 4; 
+
+   rmesa->tcl.vertex_format = rmesa->vb.vtxfmt_0;
+   rmesa->tcl.aos_components[0] = &tmp;
+   rmesa->tcl.nr_aos_components = 1;
+   rmesa->dma.flush = 0;
+
+   /* Optimize the primitive list:
+    */
+   if (rmesa->vb.nrprims > 1) {
+      for (j = 0, i = 1 ; i < rmesa->vb.nrprims; i++) {
+	 int pj = rmesa->vb.primlist[j].prim & 0xf;
+	 int pi = rmesa->vb.primlist[i].prim & 0xf;
+      
+	 if (pj == pi && discreet_gl_prim[pj] &&
+	     rmesa->vb.primlist[i].start == rmesa->vb.primlist[j].end) {
+	    rmesa->vb.primlist[j].end = rmesa->vb.primlist[i].end;
+	 }
+	 else {
+	    j++;
+	    if (j != i) rmesa->vb.primlist[j] = rmesa->vb.primlist[i];
+	 }
+      }
+      rmesa->vb.nrprims = j+1;
+   }
+
+   if (rmesa->vb.vtxfmt_0 != rmesa->hw.vtx.cmd[VTX_VTXFMT_0] ||
+       rmesa->vb.vtxfmt_1 != rmesa->hw.vtx.cmd[VTX_VTXFMT_1]) { 
+      R200_STATECHANGE( rmesa, vtx ); 
+      rmesa->hw.vtx.cmd[VTX_VTXFMT_0] = rmesa->vb.vtxfmt_0;
+      rmesa->hw.vtx.cmd[VTX_VTXFMT_1] = rmesa->vb.vtxfmt_1;
+   } 
+
+
+   for (i = 0 ; i < rmesa->vb.nrprims; i++) {
+      if (R200_DEBUG & DEBUG_PRIMS)
+	 fprintf(stderr, "vtxfmt prim %d: %s %d..%d\n", i,
+		 _mesa_lookup_enum_by_nr( rmesa->vb.primlist[i].prim & 
+					  PRIM_MODE_MASK ),
+		 rmesa->vb.primlist[i].start,
+		 rmesa->vb.primlist[i].end);
+
+      if (rmesa->vb.primlist[i].start < rmesa->vb.primlist[i].end)
+	 r200EmitPrimitive( rmesa->glCtx,
+			    rmesa->vb.primlist[i].start,
+			    rmesa->vb.primlist[i].end,
+			    rmesa->vb.primlist[i].prim );
+   }
+
+   rmesa->vb.nrprims = 0;
+   r200ReleaseDmaRegion( rmesa, &tmp, __FUNCTION__ );
+}
+
+
+static void start_prim( r200ContextPtr rmesa, GLuint mode )
+{
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s %d\n", __FUNCTION__, 
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
+
+   rmesa->vb.primlist[rmesa->vb.nrprims].start = 
+      rmesa->vb.initial_counter - rmesa->vb.counter;
+   rmesa->vb.primlist[rmesa->vb.nrprims].prim = mode;
+}
+
+static void note_last_prim( r200ContextPtr rmesa, GLuint flags )
+{
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s %d\n", __FUNCTION__, 
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
+
+   if (rmesa->vb.prim[0] != GL_POLYGON+1) {
+      rmesa->vb.primlist[rmesa->vb.nrprims].prim |= flags;
+      rmesa->vb.primlist[rmesa->vb.nrprims].end = 
+	 rmesa->vb.initial_counter - rmesa->vb.counter;
+
+      if (++(rmesa->vb.nrprims) == R200_MAX_PRIMS)
+	 flush_prims( rmesa );
+   }
+}
+
+
+static void copy_vertex( r200ContextPtr rmesa, GLuint n, GLfloat *dst )
+{
+   GLuint i;
+   GLfloat *src = (GLfloat *)(rmesa->dma.current.address + 
+			      rmesa->dma.current.ptr + 
+			      (rmesa->vb.primlist[rmesa->vb.nrprims].start + n) * 
+			      rmesa->vb.vertex_size * 4);
+
+   if (R200_DEBUG & DEBUG_VFMT) 
+      fprintf(stderr, "copy_vertex %d\n", rmesa->vb.primlist[rmesa->vb.nrprims].start + n);
+
+   for (i = 0 ; i < rmesa->vb.vertex_size; i++) {
+      dst[i] = src[i];
+   }
+}
+
+/* NOTE: This actually reads the copied vertices back from uncached
+ * memory.  Could also use the counter/notify mechanism to populate
+ * tmp on the fly as vertices are generated.  
+ */
+static GLuint copy_dma_verts( r200ContextPtr rmesa, GLfloat (*tmp)[15] )
+{
+   GLuint ovf, i;
+   GLuint nr = (rmesa->vb.initial_counter - rmesa->vb.counter) - 
+      rmesa->vb.primlist[rmesa->vb.nrprims].start;
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s %d verts\n", __FUNCTION__, nr);
+
+   switch( rmesa->vb.prim[0] )
+   {
+   case GL_POINTS:
+      return 0;
+   case GL_LINES:
+      ovf = nr&1;
+      for (i = 0 ; i < ovf ; i++)
+	 copy_vertex( rmesa, nr-ovf+i, tmp[i] );
+      return i;
+   case GL_TRIANGLES:
+      ovf = nr%3;
+      for (i = 0 ; i < ovf ; i++)
+	 copy_vertex( rmesa, nr-ovf+i, tmp[i] );
+      return i;
+   case GL_QUADS:
+      ovf = nr&3;
+      for (i = 0 ; i < ovf ; i++)
+	 copy_vertex( rmesa, nr-ovf+i, tmp[i] );
+      return i;
+   case GL_LINE_STRIP:
+      if (nr == 0) 
+	 return 0;
+      copy_vertex( rmesa, nr-1, tmp[0] );
+      return 1;
+   case GL_LINE_LOOP:
+   case GL_TRIANGLE_FAN:
+   case GL_POLYGON:
+      if (nr == 0) 
+	 return 0;
+      else if (nr == 1) {
+	 copy_vertex( rmesa, 0, tmp[0] );
+	 return 1;
+      } else {
+	 copy_vertex( rmesa, 0, tmp[0] );
+	 copy_vertex( rmesa, nr-1, tmp[1] );
+	 return 2;
+      }
+   case GL_TRIANGLE_STRIP:
+      ovf = MIN2( nr, 2 );
+      for (i = 0 ; i < ovf ; i++)
+	 copy_vertex( rmesa, nr-ovf+i, tmp[i] );
+      return i;
+   case GL_QUAD_STRIP:
+      switch (nr) {
+      case 0: ovf = 0; break;
+      case 1: ovf = 1; break;
+      default: ovf = 2 + (nr&1); break;
+      }
+      for (i = 0 ; i < ovf ; i++)
+	 copy_vertex( rmesa, nr-ovf+i, tmp[i] );
+      return i;
+   default:
+      assert(0);
+      return 0;
+   }
+}
+
+static void VFMT_FALLBACK_OUTSIDE_BEGIN_END( const char *caller )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+
+   if (R200_DEBUG & (DEBUG_VFMT|DEBUG_FALLBACKS))
+      fprintf(stderr, "%s from %s\n", __FUNCTION__, caller);
+
+   if (ctx->Driver.NeedFlush) 
+      r200VtxFmtFlushVertices( ctx, ctx->Driver.NeedFlush );
+
+   if (ctx->NewState)
+      _mesa_update_state( ctx ); /* clear state so fell_back sticks */
+
+   _tnl_wakeup_exec( ctx );
+   ctx->Driver.FlushVertices = r200FlushVertices;
+
+   assert( rmesa->dma.flush == 0 );
+   rmesa->vb.fell_back = GL_TRUE;
+   rmesa->vb.installed = GL_FALSE;
+}
+
+
+static void VFMT_FALLBACK( const char *caller )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat tmp[3][15];
+   GLuint i, prim;
+   GLuint ind0 = rmesa->vb.vtxfmt_0;
+   GLuint ind1 = rmesa->vb.vtxfmt_1;
+   GLuint nrverts;
+   GLfloat alpha = 1.0;
+
+   if (R200_DEBUG & (DEBUG_FALLBACKS|DEBUG_VFMT))
+      fprintf(stderr, "%s from %s\n", __FUNCTION__, caller);
+
+   if (rmesa->vb.prim[0] == GL_POLYGON+1) {
+      VFMT_FALLBACK_OUTSIDE_BEGIN_END( __FUNCTION__ );
+      return;
+   }
+
+   /* Copy vertices out of dma:
+    */
+   nrverts = copy_dma_verts( rmesa, tmp );
+
+   /* Finish the prim at this point:
+    */
+   note_last_prim( rmesa, 0 );
+   flush_prims( rmesa );
+
+   /* Update ctx->Driver.CurrentExecPrimitive and swap in swtnl. 
+    */
+   prim = rmesa->vb.prim[0];
+   ctx->Driver.CurrentExecPrimitive = GL_POLYGON+1;
+   _tnl_wakeup_exec( ctx );
+   ctx->Driver.FlushVertices = r200FlushVertices;
+
+   assert(rmesa->dma.flush == 0);
+   rmesa->vb.fell_back = GL_TRUE;
+   rmesa->vb.installed = GL_FALSE;
+   glBegin( prim );
+   
+   if (rmesa->vb.installed_color_3f_sz == 4)
+      alpha = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3];
+
+   /* Replay saved vertices
+    */
+   for (i = 0 ; i < nrverts; i++) {
+      GLuint offset = 3;
+      if (ind0 & R200_VTX_N0) {
+	 glNormal3fv( &tmp[i][offset] ); 
+	 offset += 3;
+      }
+
+      if (VTX_COLOR(ind0, 0) == R200_VTX_PK_RGBA) {
+	 glColor4ubv( (GLubyte *)&tmp[i][offset] ); 
+	 offset++;
+      }
+      else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGBA) {
+	 glColor4fv( &tmp[i][offset] ); 
+	 offset+=4;
+      } 
+      else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGB) {
+	 glColor3fv( &tmp[i][offset] ); 
+	 offset+=3;
+      }
+
+      if (VTX_COLOR(ind0, 1) == R200_VTX_PK_RGBA) {
+	 _glapi_Dispatch->SecondaryColor3ubvEXT( (GLubyte *)&tmp[i][offset] ); 
+	 offset++;
+      }
+
+      if (ind1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) {
+	 glTexCoord2fv( &tmp[i][offset] ); 
+	 offset += 2;
+      }
+
+      if (ind1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) {
+	 glMultiTexCoord2fvARB( GL_TEXTURE1_ARB, &tmp[i][offset] );
+	 offset += 2;
+      }
+
+      glVertex3fv( &tmp[i][0] );
+   }
+
+   /* Replay current vertex
+    */
+   if (ind0 & R200_VTX_N0) 
+      glNormal3fv( rmesa->vb.normalptr );
+
+   if (VTX_COLOR(ind0, 0) == R200_VTX_PK_RGBA) 
+         glColor4ub( rmesa->vb.colorptr->red, rmesa->vb.colorptr->green, rmesa->vb.colorptr->blue, rmesa->vb.colorptr->alpha );
+   else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGBA) 
+      glColor4fv( rmesa->vb.floatcolorptr );
+   else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGB) {
+      if (rmesa->vb.installed_color_3f_sz == 4 && alpha != 1.0)
+	 glColor4f( rmesa->vb.floatcolorptr[0],
+		    rmesa->vb.floatcolorptr[1],
+		    rmesa->vb.floatcolorptr[2],
+		    alpha );
+      else
+	 glColor3fv( rmesa->vb.floatcolorptr );
+   }
+
+   if (VTX_COLOR(ind0, 1) == R200_VTX_PK_RGBA) 
+      _glapi_Dispatch->SecondaryColor3ubEXT( rmesa->vb.specptr->red, rmesa->vb.specptr->green, rmesa->vb.specptr->blue ); 
+
+   if (ind1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) 
+      glTexCoord2fv( rmesa->vb.texcoordptr[0] );
+
+   if (ind1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) 
+      glMultiTexCoord2fvARB( GL_TEXTURE1_ARB, rmesa->vb.texcoordptr[1] );
+}
+
+
+
+static void wrap_buffer( void )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLfloat tmp[3][15];
+   GLuint i, nrverts;
+
+   if (R200_DEBUG & (DEBUG_VFMT|DEBUG_PRIMS))
+      fprintf(stderr, "%s %d\n", __FUNCTION__,
+	      rmesa->vb.initial_counter - rmesa->vb.counter);
+
+   /* Don't deal with parity.
+    */
+   if ((((rmesa->vb.initial_counter - rmesa->vb.counter) -  
+	 rmesa->vb.primlist[rmesa->vb.nrprims].start) & 1)) {
+      rmesa->vb.counter++;
+      rmesa->vb.initial_counter++;
+      return;
+   }
+
+   /* Copy vertices out of dma:
+    */
+   if (rmesa->vb.prim[0] == GL_POLYGON+1) 
+      nrverts = 0;
+   else {
+      nrverts = copy_dma_verts( rmesa, tmp );
+
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "%d vertices to copy\n", nrverts);
+   
+      /* Finish the prim at this point:
+       */
+      note_last_prim( rmesa, 0 );
+   }
+
+   /* Fire any buffered primitives
+    */
+   flush_prims( rmesa );
+
+   /* Get new buffer
+    */
+   r200RefillCurrentDmaRegion( rmesa );
+
+   /* Reset counter, dmaptr
+    */
+   rmesa->vb.dmaptr = (int *)(rmesa->dma.current.ptr + rmesa->dma.current.address);
+   rmesa->vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
+      (rmesa->vb.vertex_size * 4);
+   rmesa->vb.counter--;
+   rmesa->vb.initial_counter = rmesa->vb.counter;
+   rmesa->vb.notify = wrap_buffer;
+
+   rmesa->dma.flush = flush_prims;
+
+   /* Restart wrapped primitive:
+    */
+   if (rmesa->vb.prim[0] != GL_POLYGON+1)
+      start_prim( rmesa, rmesa->vb.prim[0] );
+
+
+   /* Reemit saved vertices
+    */
+   for (i = 0 ; i < nrverts; i++) {
+      if (R200_DEBUG & DEBUG_VERTS) {
+	 int j;
+	 fprintf(stderr, "re-emit vertex %d to %p\n", i, rmesa->vb.dmaptr);
+	 if (R200_DEBUG & DEBUG_VERBOSE)
+	    for (j = 0 ; j < rmesa->vb.vertex_size; j++) 
+	       fprintf(stderr, "\t%08x/%f\n", *(int*)&tmp[i][j], tmp[i][j]);
+      }
+
+      memcpy( rmesa->vb.dmaptr, tmp[i], rmesa->vb.vertex_size * 4 );
+      rmesa->vb.dmaptr += rmesa->vb.vertex_size;
+      rmesa->vb.counter--;
+   }
+}
+
+
+
+static GLboolean check_vtx_fmt( GLcontext *ctx )
+{
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+   GLuint ind0 = R200_VTX_Z0;
+   GLuint ind1 = 0;
+
+   if (rmesa->TclFallback || rmesa->vb.fell_back || ctx->CompileFlag)
+      return GL_FALSE;
+   
+   if (ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) 
+      ctx->Driver.FlushVertices( ctx, FLUSH_UPDATE_CURRENT );
+   
+   /* Make all this event-driven:
+    */
+   if (ctx->Light.Enabled) {
+      ind0 |= R200_VTX_N0;
+
+      /* TODO: make this data driven: If we receive only ubytes, send
+       * color as ubytes.  Also check if converting (with free
+       * checking for overflow) is cheaper than sending floats
+       * directly.
+       */
+      if (ctx->Light.ColorMaterialEnabled) 
+	 ind0 |= R200_VTX_FP_RGBA << R200_VTX_COLOR_0_SHIFT;
+      else
+	 ind0 |= R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT;
+   }
+   else {
+      /* TODO: make this data driven?
+       */
+      ind0 |= R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT;
+	 
+      if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
+	 ind0 |= R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT;
+      }
+   }
+
+   if (ctx->Texture.Unit[0]._ReallyEnabled) {
+      if (ctx->Texture.Unit[0].TexGenEnabled) {
+	 if (rmesa->TexGenNeedNormals[0]) {
+	    ind0 |= R200_VTX_N0;
+	 }
+      } else {
+	 if (ctx->Current.Attrib[VERT_ATTRIB_TEX0][2] != 0.0F ||
+	     ctx->Current.Attrib[VERT_ATTRIB_TEX0][3] != 1.0) {
+	    if (R200_DEBUG & (DEBUG_VFMT|DEBUG_FALLBACKS))
+	       fprintf(stderr, "%s: rq0\n", __FUNCTION__);
+	    return GL_FALSE;
+	 }
+	 ind1 |= 2 << R200_VTX_TEX0_COMP_CNT_SHIFT;
+      }
+   }
+
+   if (ctx->Texture.Unit[1]._ReallyEnabled) {
+      if (ctx->Texture.Unit[1].TexGenEnabled) {
+	 if (rmesa->TexGenNeedNormals[1]) {
+	    ind0 |= R200_VTX_N0;
+	 }
+      } else {
+	 if (ctx->Current.Attrib[VERT_ATTRIB_TEX1][2] != 0.0F ||
+	     ctx->Current.Attrib[VERT_ATTRIB_TEX1][3] != 1.0) {
+	    if (R200_DEBUG & (DEBUG_VFMT|DEBUG_FALLBACKS))
+	       fprintf(stderr, "%s: rq1\n", __FUNCTION__);
+	    return GL_FALSE;
+	 }
+	 ind1 |= 2 << R200_VTX_TEX1_COMP_CNT_SHIFT;
+      }
+   }
+
+   if (R200_DEBUG & (DEBUG_VFMT|DEBUG_STATE))
+      fprintf(stderr, "%s: format: 0x%x, 0x%x\n", __FUNCTION__, ind0, ind1 );
+
+   R200_NEWPRIM(rmesa);
+   rmesa->vb.vtxfmt_0 = ind0;
+   rmesa->vb.vtxfmt_1 = ind1;
+   rmesa->vb.prim = &ctx->Driver.CurrentExecPrimitive;
+
+   rmesa->vb.vertex_size = 3;
+   rmesa->vb.normalptr = ctx->Current.Attrib[VERT_ATTRIB_NORMAL];
+   rmesa->vb.colorptr = NULL;
+   rmesa->vb.floatcolorptr = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
+   rmesa->vb.specptr = NULL;
+   rmesa->vb.floatspecptr = ctx->Current.Attrib[VERT_ATTRIB_COLOR1];
+   rmesa->vb.texcoordptr[0] = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
+   rmesa->vb.texcoordptr[1] = ctx->Current.Attrib[VERT_ATTRIB_TEX1];
+
+   /* Run through and initialize the vertex components in the order
+    * the hardware understands:
+    */
+   if (ind0 & R200_VTX_N0) {
+      rmesa->vb.normalptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 3;
+      rmesa->vb.normalptr[0] = ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0];
+      rmesa->vb.normalptr[1] = ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1];
+      rmesa->vb.normalptr[2] = ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2];
+   }
+
+   if (VTX_COLOR(ind0, 0) == R200_VTX_PK_RGBA) {
+      rmesa->vb.colorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].color;
+      rmesa->vb.vertex_size += 1;
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->red,   ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->green, ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->blue,  ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.colorptr->alpha, ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3] );
+   }
+   else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGBA) {
+      rmesa->vb.floatcolorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 4;
+      rmesa->vb.floatcolorptr[0] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0];
+      rmesa->vb.floatcolorptr[1] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1];
+      rmesa->vb.floatcolorptr[2] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2];
+      rmesa->vb.floatcolorptr[3] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3];
+   }
+   else if (VTX_COLOR(ind0, 0) == R200_VTX_FP_RGB) {
+      rmesa->vb.floatcolorptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 3;
+      rmesa->vb.floatcolorptr[0] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0];
+      rmesa->vb.floatcolorptr[1] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1];
+      rmesa->vb.floatcolorptr[2] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2];
+   }   
+   
+   if (VTX_COLOR(ind0, 1) == R200_VTX_PK_RGBA) {
+      rmesa->vb.specptr = &rmesa->vb.vertex[rmesa->vb.vertex_size].color;
+      rmesa->vb.vertex_size += 1;
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->red,   ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->green, ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1] );
+      UNCLAMPED_FLOAT_TO_CHAN( rmesa->vb.specptr->blue,  ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2] );
+   }
+
+
+   if (ind1 & (7 << R200_VTX_TEX0_COMP_CNT_SHIFT)) {
+      rmesa->vb.texcoordptr[0] = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 2;
+      rmesa->vb.texcoordptr[0][0] = ctx->Current.Attrib[VERT_ATTRIB_TEX0][0];
+      rmesa->vb.texcoordptr[0][1] = ctx->Current.Attrib[VERT_ATTRIB_TEX0][1];   
+   } 
+
+   if (ind1 & (7 << R200_VTX_TEX1_COMP_CNT_SHIFT)) {
+      rmesa->vb.texcoordptr[1] = &rmesa->vb.vertex[rmesa->vb.vertex_size].f;
+      rmesa->vb.vertex_size += 2;
+      rmesa->vb.texcoordptr[1][0] = ctx->Current.Attrib[VERT_ATTRIB_TEX1][0];
+      rmesa->vb.texcoordptr[1][1] = ctx->Current.Attrib[VERT_ATTRIB_TEX1][1];
+   } 
+
+   if (rmesa->vb.installed_vertex_format != rmesa->vb.vtxfmt_0) {
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "reinstall on vertex_format change\n");
+      _mesa_install_exec_vtxfmt( ctx, &rmesa->vb.vtxfmt );
+      rmesa->vb.installed_vertex_format = rmesa->vb.vtxfmt_0;
+   }
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s -- success\n", __FUNCTION__);
+   
+   return GL_TRUE;
+}
+
+
+void r200VtxfmtInvalidate( GLcontext *ctx )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+
+   rmesa->vb.recheck = GL_TRUE;
+   rmesa->vb.fell_back = GL_FALSE;
+}
+
+
+static void r200NewList( GLcontext *ctx, GLuint list, GLenum mode )
+{
+   VFMT_FALLBACK_OUTSIDE_BEGIN_END( __FUNCTION__ );
+}
+
+
+static void r200VtxfmtValidate( GLcontext *ctx )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   if (ctx->Driver.NeedFlush)
+      ctx->Driver.FlushVertices( ctx, ctx->Driver.NeedFlush );
+
+   rmesa->vb.recheck = GL_FALSE;
+
+   if (check_vtx_fmt( ctx )) {
+      if (!rmesa->vb.installed) {
+	 if (R200_DEBUG & DEBUG_VFMT)
+	    fprintf(stderr, "reinstall (new install)\n");
+
+	 _mesa_install_exec_vtxfmt( ctx, &rmesa->vb.vtxfmt );
+	 ctx->Driver.FlushVertices = r200VtxFmtFlushVertices;
+	 ctx->Driver.NewList = r200NewList;
+	 rmesa->vb.installed = GL_TRUE;
+      }
+      else if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "%s: already installed", __FUNCTION__);
+   } 
+   else {
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "%s: failed\n", __FUNCTION__);
+
+      if (rmesa->vb.installed) {
+	 if (rmesa->dma.flush)
+	    rmesa->dma.flush( rmesa );
+	 _tnl_wakeup_exec( ctx );
+	 ctx->Driver.FlushVertices = r200FlushVertices;
+	 rmesa->vb.installed = GL_FALSE;
+      }
+   }      
+}
+
+
+
+/* Materials:
+ */
+static void r200_Materialfv( GLenum face, GLenum pname, 
+			       const GLfloat *params )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   if (rmesa->vb.prim[0] != GL_POLYGON+1) {
+      VFMT_FALLBACK( __FUNCTION__ );
+      glMaterialfv( face, pname, params );
+      return;
+   }
+   _mesa_noop_Materialfv( face, pname, params );
+   r200UpdateMaterial( ctx );
+}
+
+
+/* Begin/End
+ */
+static void r200_Begin( GLenum mode )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s( %s )\n", __FUNCTION__,
+	      _mesa_lookup_enum_by_nr( mode ));
+
+   if (mode > GL_POLYGON) {
+      _mesa_error( ctx, GL_INVALID_ENUM, "glBegin" );
+      return;
+   }
+
+   if (rmesa->vb.prim[0] != GL_POLYGON+1) {
+      _mesa_error( ctx, GL_INVALID_OPERATION, "glBegin" );
+      return;
+   }
+   
+   if (ctx->NewState) 
+      _mesa_update_state( ctx );
+
+   if (rmesa->NewGLState)
+      r200ValidateState( ctx );
+
+   if (rmesa->vb.recheck) 
+      r200VtxfmtValidate( ctx );
+
+   if (!rmesa->vb.installed) {
+      glBegin( mode );
+      return;
+   }
+
+
+   if (rmesa->dma.flush && rmesa->vb.counter < 12) {
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "%s: flush almost-empty buffers\n", __FUNCTION__);
+      flush_prims( rmesa );
+   }
+
+   /* Need to arrange to save vertices here?  Or always copy from dma (yuk)?
+    */
+   if (!rmesa->dma.flush) {
+      if (rmesa->dma.current.ptr + 12*rmesa->vb.vertex_size*4 > 
+	  rmesa->dma.current.end) {
+	 R200_NEWPRIM( rmesa );
+	 r200RefillCurrentDmaRegion( rmesa );
+      }
+
+      rmesa->vb.dmaptr = (int *)(rmesa->dma.current.address + rmesa->dma.current.ptr);
+      rmesa->vb.counter = (rmesa->dma.current.end - rmesa->dma.current.ptr) / 
+	 (rmesa->vb.vertex_size * 4);
+      rmesa->vb.counter--;
+      rmesa->vb.initial_counter = rmesa->vb.counter;
+      rmesa->vb.notify = wrap_buffer;
+      rmesa->dma.flush = flush_prims;
+      ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+   }
+   
+   
+   rmesa->vb.prim[0] = mode;
+   start_prim( rmesa, mode | PRIM_BEGIN );
+}
+
+
+
+static void r200_End( void )
+{
+   GET_CURRENT_CONTEXT(ctx);
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   if (rmesa->vb.prim[0] == GL_POLYGON+1) {
+      _mesa_error( ctx, GL_INVALID_OPERATION, "glEnd" );
+      return;
+   }
+	  
+   note_last_prim( rmesa, PRIM_END );
+   rmesa->vb.prim[0] = GL_POLYGON+1;
+}
+
+
+/* Fallback on difficult entrypoints:
+ */
+#define PRE_LOOPBACK( FUNC )			\
+do {						\
+   if (R200_DEBUG & DEBUG_VFMT) 		\
+      fprintf(stderr, "%s\n", __FUNCTION__);	\
+   VFMT_FALLBACK( __FUNCTION__ );		\
+} while (0)
+#define TAG(x) r200_fallback_##x
+#include "vtxfmt_tmp.h"
+
+
+
+static GLboolean r200NotifyBegin( GLcontext *ctx, GLenum p )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+   
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   assert(!rmesa->vb.installed);
+
+   if (ctx->NewState) 
+      _mesa_update_state( ctx );
+
+   if (rmesa->NewGLState)
+      r200ValidateState( ctx );
+
+   if (ctx->Driver.NeedFlush)
+      ctx->Driver.FlushVertices( ctx, ctx->Driver.NeedFlush );
+
+   if (rmesa->vb.recheck) 
+      r200VtxfmtValidate( ctx );
+
+   if (!rmesa->vb.installed) {
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "%s -- failed\n", __FUNCTION__);
+      return GL_FALSE;
+   }
+
+   r200_Begin( p );
+   return GL_TRUE;
+}
+
+static void r200VtxFmtFlushVertices( GLcontext *ctx, GLuint flags )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+
+   if (R200_DEBUG & DEBUG_VFMT)
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   assert(rmesa->vb.installed);
+
+   if (flags & FLUSH_UPDATE_CURRENT) {
+      r200_copy_to_current( ctx );
+      if (R200_DEBUG & DEBUG_VFMT)
+	 fprintf(stderr, "reinstall on update_current\n");
+      _mesa_install_exec_vtxfmt( ctx, &rmesa->vb.vtxfmt );
+      ctx->Driver.NeedFlush &= ~FLUSH_UPDATE_CURRENT;
+   }
+
+   if (flags & FLUSH_STORED_VERTICES) {
+      assert (rmesa->dma.flush == 0 ||
+	      rmesa->dma.flush == flush_prims);
+      if (rmesa->dma.flush == flush_prims)
+	 flush_prims( rmesa );
+      ctx->Driver.NeedFlush &= ~FLUSH_STORED_VERTICES;
+   }
+}
+
+
+
+/* At this point, don't expect very many versions of each function to
+ * be generated, so not concerned about freeing them?
+ */
+
+
+void r200VtxfmtInit( GLcontext *ctx )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+   GLvertexformat *vfmt = &(rmesa->vb.vtxfmt);
+
+   MEMSET( vfmt, 0, sizeof(GLvertexformat) );
+
+   /* Hook in chooser functions for codegen, etc:
+    */
+   r200VtxfmtInitChoosers( vfmt );
+
+   /* Handled fully in supported states, but no codegen:
+    */
+   vfmt->Materialfv = r200_Materialfv;
+   vfmt->ArrayElement = _ae_loopback_array_elt;	        /* generic helper */
+   vfmt->Rectf = _mesa_noop_Rectf;			/* generic helper */
+   vfmt->Begin = r200_Begin;
+   vfmt->End = r200_End;
+
+   /* Fallback for performance reasons:  (Fix with cva/elt path here and
+    * dmatmp2.h style primitive-merging)
+    *
+    * These should call NotifyBegin(), as should _tnl_EvalMesh, to allow
+    * a driver-hook.
+    */
+   vfmt->DrawArrays = r200_fallback_DrawArrays;
+   vfmt->DrawElements = r200_fallback_DrawElements;
+   vfmt->DrawRangeElements = r200_fallback_DrawRangeElements; 
+
+
+   /* Not active in supported states; just keep ctx->Current uptodate:
+    */
+   vfmt->FogCoordfvEXT = _mesa_noop_FogCoordfvEXT;
+   vfmt->FogCoordfEXT = _mesa_noop_FogCoordfEXT;
+   vfmt->EdgeFlag = _mesa_noop_EdgeFlag;
+   vfmt->EdgeFlagv = _mesa_noop_EdgeFlagv;
+   vfmt->Indexi = _mesa_noop_Indexi;
+   vfmt->Indexiv = _mesa_noop_Indexiv;
+
+
+   /* Active but unsupported -- fallback if we receive these:
+    */
+   vfmt->CallList = r200_fallback_CallList;
+   vfmt->EvalCoord1f = r200_fallback_EvalCoord1f;
+   vfmt->EvalCoord1fv = r200_fallback_EvalCoord1fv;
+   vfmt->EvalCoord2f = r200_fallback_EvalCoord2f;
+   vfmt->EvalCoord2fv = r200_fallback_EvalCoord2fv;
+   vfmt->EvalMesh1 = r200_fallback_EvalMesh1;
+   vfmt->EvalMesh2 = r200_fallback_EvalMesh2;
+   vfmt->EvalPoint1 = r200_fallback_EvalPoint1;
+   vfmt->EvalPoint2 = r200_fallback_EvalPoint2;
+   vfmt->TexCoord3f = r200_fallback_TexCoord3f;
+   vfmt->TexCoord3fv = r200_fallback_TexCoord3fv;
+   vfmt->TexCoord4f = r200_fallback_TexCoord4f;
+   vfmt->TexCoord4fv = r200_fallback_TexCoord4fv;
+   vfmt->MultiTexCoord3fARB = r200_fallback_MultiTexCoord3fARB;
+   vfmt->MultiTexCoord3fvARB = r200_fallback_MultiTexCoord3fvARB;
+   vfmt->MultiTexCoord4fARB = r200_fallback_MultiTexCoord4fARB;
+   vfmt->MultiTexCoord4fvARB = r200_fallback_MultiTexCoord4fvARB;
+   vfmt->Vertex4f = r200_fallback_Vertex4f;
+   vfmt->Vertex4fv = r200_fallback_Vertex4fv;
+
+   (void)r200_fallback_vtxfmt;
+
+   TNL_CONTEXT(ctx)->Driver.NotifyBegin = r200NotifyBegin;
+
+   rmesa->vb.enabled = 1;
+   rmesa->vb.prim = &ctx->Driver.CurrentExecPrimitive;
+   rmesa->vb.primflags = 0;
+
+   make_empty_list( &rmesa->vb.dfn_cache.Vertex2f );
+   make_empty_list( &rmesa->vb.dfn_cache.Vertex2fv );
+   make_empty_list( &rmesa->vb.dfn_cache.Vertex3f );
+   make_empty_list( &rmesa->vb.dfn_cache.Vertex3fv );
+   make_empty_list( &rmesa->vb.dfn_cache.Color4ub );
+   make_empty_list( &rmesa->vb.dfn_cache.Color4ubv );
+   make_empty_list( &rmesa->vb.dfn_cache.Color3ub );
+   make_empty_list( &rmesa->vb.dfn_cache.Color3ubv );
+   make_empty_list( &rmesa->vb.dfn_cache.Color4f );
+   make_empty_list( &rmesa->vb.dfn_cache.Color4fv );
+   make_empty_list( &rmesa->vb.dfn_cache.Color3f );
+   make_empty_list( &rmesa->vb.dfn_cache.Color3fv );
+   make_empty_list( &rmesa->vb.dfn_cache.SecondaryColor3fEXT );
+   make_empty_list( &rmesa->vb.dfn_cache.SecondaryColor3fvEXT );
+   make_empty_list( &rmesa->vb.dfn_cache.SecondaryColor3ubEXT );
+   make_empty_list( &rmesa->vb.dfn_cache.SecondaryColor3ubvEXT );
+   make_empty_list( &rmesa->vb.dfn_cache.Normal3f );
+   make_empty_list( &rmesa->vb.dfn_cache.Normal3fv );
+   make_empty_list( &rmesa->vb.dfn_cache.TexCoord2f );
+   make_empty_list( &rmesa->vb.dfn_cache.TexCoord2fv );
+   make_empty_list( &rmesa->vb.dfn_cache.TexCoord1f );
+   make_empty_list( &rmesa->vb.dfn_cache.TexCoord1fv );
+   make_empty_list( &rmesa->vb.dfn_cache.MultiTexCoord2fARB );
+   make_empty_list( &rmesa->vb.dfn_cache.MultiTexCoord2fvARB );
+   make_empty_list( &rmesa->vb.dfn_cache.MultiTexCoord1fARB );
+   make_empty_list( &rmesa->vb.dfn_cache.MultiTexCoord1fvARB );
+
+   r200InitCodegen( &rmesa->vb.codegen );
+}
+
+static void free_funcs( struct dynfn *l )
+{
+   struct dynfn *f, *tmp;
+   foreach_s (f, tmp, l) {
+      remove_from_list( f );
+      ALIGN_FREE( f->code );
+      FREE( f );
+   }
+}
+
+void r200VtxfmtUnbindContext( GLcontext *ctx )
+{
+}
+
+
+void r200VtxfmtMakeCurrent( GLcontext *ctx )
+{
+}
+
+
+void r200VtxfmtDestroy( GLcontext *ctx )
+{
+   r200ContextPtr rmesa = R200_CONTEXT( ctx );
+
+   count_funcs( rmesa );
+   free_funcs( &rmesa->vb.dfn_cache.Vertex2f );
+   free_funcs( &rmesa->vb.dfn_cache.Vertex2fv );
+   free_funcs( &rmesa->vb.dfn_cache.Vertex3f );
+   free_funcs( &rmesa->vb.dfn_cache.Vertex3fv );
+   free_funcs( &rmesa->vb.dfn_cache.Color4ub );
+   free_funcs( &rmesa->vb.dfn_cache.Color4ubv );
+   free_funcs( &rmesa->vb.dfn_cache.Color3ub );
+   free_funcs( &rmesa->vb.dfn_cache.Color3ubv );
+   free_funcs( &rmesa->vb.dfn_cache.Color4f );
+   free_funcs( &rmesa->vb.dfn_cache.Color4fv );
+   free_funcs( &rmesa->vb.dfn_cache.Color3f );
+   free_funcs( &rmesa->vb.dfn_cache.Color3fv );
+   free_funcs( &rmesa->vb.dfn_cache.SecondaryColor3ubEXT );
+   free_funcs( &rmesa->vb.dfn_cache.SecondaryColor3ubvEXT );
+   free_funcs( &rmesa->vb.dfn_cache.SecondaryColor3fEXT );
+   free_funcs( &rmesa->vb.dfn_cache.SecondaryColor3fvEXT );
+   free_funcs( &rmesa->vb.dfn_cache.Normal3f );
+   free_funcs( &rmesa->vb.dfn_cache.Normal3fv );
+   free_funcs( &rmesa->vb.dfn_cache.TexCoord2f );
+   free_funcs( &rmesa->vb.dfn_cache.TexCoord2fv );
+   free_funcs( &rmesa->vb.dfn_cache.TexCoord1f );
+   free_funcs( &rmesa->vb.dfn_cache.TexCoord1fv );
+   free_funcs( &rmesa->vb.dfn_cache.MultiTexCoord2fARB );
+   free_funcs( &rmesa->vb.dfn_cache.MultiTexCoord2fvARB );
+   free_funcs( &rmesa->vb.dfn_cache.MultiTexCoord1fARB );
+   free_funcs( &rmesa->vb.dfn_cache.MultiTexCoord1fvARB );
+}
+